How Google+ Will Balkanize Your Social Life — For many, the new service offers the chance to press “reset on Facebook.” — Google launched its Facebook competitor, Google+, just over a week ago now. Even though sign-ups have so far been limited to a fraction of Facebook's 750 million users …

Apple users buying 61% more apps, paying 14% more per app — Apple's (AAPL) business model is increasingly dependent on the health of its App Store, the rich breeding ground of the company's software ecosystem, and a report to clients issued Monday by Piper Jaffray's Gene Munster suggests that the ecosystem's vital signs are good.

Color Labs Chief Product Officer DJ Patil Resigns — Color Labs Chief Product Officer DJ Patil will soon be leaving the company as a full time employee, we've confirmed. Patil, who was LinkedIn's chief scientist until March, was only with Color for about 5 months. He'll transition to become an advisor to the company.

One Million Registered Twitter Apps — Application developers play a fundamental role in helping people get the best out of Twitter. As an ecosystem, we've just crossed one million registered applications, built by more than 750,000 developers around the world. This is up from 150,000 apps just a year ago.

Philly Papers to Sell Android Tablets — Publishers, desperate to prop up their legacy print business, have been scrambling to put their content on tablet devices. Now the Philadelphia Inquirer and its sibling Philadelphia Daily News are making what may be the boldest tablet push yet.

Why I'm Doubling Down on the Twitter Ecosystem — Today I'm announcing that GRP Partners is doubling down on the Twitter ecosystem by investing in DataSift, a company who provides a real-time data platform and tools to third-party developers and corporations.

Microsoft: Windows 7 hits 400 million licenses sold — At its Worldwide Partner Conference in Los Angeles this morning, Microsoft updated its Windows 7 sales figures — saying that the current version of its operating system has sold 400 million licenses, significantly outpacing Windows XP's growth over the same period of its life.

Analysis: Apple-Samsung battle may spur supplier shakeup — An intensifying quarrel between Samsung and Apple is triggering expectations that some of the pairs' $5 billion-plus relationship may be up for grabs. With the electronics titans squaring off in an acrimonious battle over smartphones …

Beyond the iPhone 5: The future of Apple's mobile devices — There have been a flurry of rumors surrounding Apple's next iPhone this week. Some of them are reiterations of previous rumors, like a thinner and lighter iPhone, and some focus on a lower-end model that might appeal to prepaid customers.

Don't call it the next tech bubble - yet — Signs of exuberance are everywhere: Tesla roadsters, soaring real estate, overpriced vinegar - and eye-popping valuations for pre-IPO companies like Facebook and Zynga. So why are so many Silicon Valley denizens reluctant to use the B-word?

Spotify Won't Have An Exclusive On Facebook's Music Service — European music service Spotify is banking on Facebook to drive its U.S. launch, according to documents leaked last week. — But multiple sources say that Spotify will NOT have an exclusive lock on Facebook's music offering, which will be announced soon.

Pew: 25 Percent Prefer Smartphones To PC For Internet Access — The Pew Internet Project put out results of its first survey looking at smartphone ownership. Pew found that 35 percent of all US adults own a smartphone. — When the base is just mobile phone owners however (83 percent of American adults) the number goes up to 42%.